<style>
*{
	
	padding:0;
	margin:0;
}

.center{					
width:330px;
height:400px;
background-color:white;
position:absolute;
left:50%;
margin-left:-170px;
top:50%;
margin-top:-200px;
border-radius:10px;

} 
.button{
width:150px;
height:50px;
vertical-align:middle;
left:50%;
}
body{
background-color:#353f42;
}
.title{
	text-align:center;
width:100%;
height:40px;
line-height:40px;
}
.title span{
font-size:18px;
color:#353f42;
}
.title-msg{
width:100%;
height:64px;
line-height:64px;
}
.title-msg span{
font-size:12px;
color:#707472;
}
.enter-btn{
	width:330px;
	height:40px;
	color:#fff;
	background:#0bc5de;
	line-height:40px;
	text-align:center;
	border:0px;
}
</style>